Method and device for determining transmission mode, storage medium and electronic device

Abstract

Provided are a method and device for determining a transmission mode, a storage medium and an electronic device. The method includes acquiring information for determining the transmission mode, where the information includes at least one of: service profile information about a first service from an upper layer of a first terminal or an application layer of the first terminal, access layer information about the first terminal, transmission parameter information configured for the first terminal by a base station, or capability information about a second terminal of a proximity service; and determining the transmission mode according to the information. This can solve the problem in the existing art of how to perform communication better when there are UEs of different types or different capabilities in a system.

What is claimed is: 
     
       1. A method comprising:
 acquiring, by a first terminal, information comprising service profile information about a first service from an upper layer of the first terminal or an application layer of the first terminal and at least one of: access layer information about the first terminal, transmission parameter information configured for the first terminal by a base station, or capability information about a second terminal of a proximity service, wherein the service profile information is determined according to a service type of the first service and a mapping relation between a service type of a service and service profile information about the service, and wherein the mapping relation comprises at least one piece of service profile information corresponding to each service type, or at least one service type corresponding to each piece of service profile information; and 
 determining, by the first terminal, a transmission mode according to the information. 
 
     
     
       2. The method according to  claim 1 , wherein the mapping relation is acquired by the upper layer of the first terminal or the application layer of the first terminal in at least one of following manners:
 acquiring through a mode of pre-configuring the mapping relation; 
 acquiring through an Internet of vehicles control function entity; or 
 acquiring through a proximity service control function entity. 
 
     
     
       3. The method according to  claim 1 , wherein the service profile information about the first service comprises at least one of: protocol version information about the first service or transmission format information about the first service. 
     
     
       4. The method according to  claim 1 , wherein the transmission mode comprises at least one of: a transmission format of transmitting the first service, a modulation and coding scheme used for transmitting the first service, transmit diversity used for transmitting the first service, a mode of using direct link interface (PC5) data duplication for transmitting the first service, or a mode of using direct link interface (PC5) data split for transmitting the first service. 
     
     
       5. The method according to  claim 1 , wherein the access layer information comprises at least one of resource usage, a channel busy ratio, a resource collision probability or channel quality. 
     
     
       6. The method according to  claim 1 , wherein in response to determining that the information comprises the transmission parameter information configured for the first terminal by the base station, before acquiring the information, the method further comprises:
 reporting to the base station at least one of following information: capability information about the first terminal, a service type of the first service, or protocol version information about the first service. 
 
     
     
       7. The method according to  claim 6 , wherein the capability information about the first terminal comprises at least one of: whether the first terminal supports quadrature amplitude modulation (64QAM), whether the first terminal supports transmit diversity, whether the first terminal supports PC5 data duplication, whether the first terminal supports PC5 data split, or information about a transmission format supported by the first terminal. 
     
     
       8. The method according to  claim 6 , wherein at least one of the service type of the first service or the protocol version information about the first service is reported to the base station in at least one of following manners:
 carrying at least one of the service type of the first service or the protocol version information about the first service through user equipment assistance information; 
 carrying at least one of the service type of the first service or the protocol version information about the first service through sidelink user equipment information; 
 carrying at least one of the service type of the first service or the protocol version information about the first service through a sidelink buffer size report; or 
 carrying at least one of the service type of the first service or the protocol version information about the first service through a defined media access control control element (MAC CE) on a sidelink. 
 
     
     
       9. The method according to  claim 8 , wherein the MAC CE comprises a bitmap, and at least one of the service type of the first service or the protocol version information about the first service is indicated through at least one bit of the bitmap. 
     
     
       10. The method according to  claim 1 , wherein after determining the transmission mode according to the information, the method further comprises:
 indicating protocol version information or transmission format information about a transmitted service in transmitted sidelink control information, wherein the protocol version information or the transmission format information is placed at 1st bit to N th  bit of the sidelink control information or a reserved bit of the sidelink control information, and N is an integer greater than or equal to 1. 
 
     
     
       11. The method according to  claim 1 , wherein the capability information about the second terminal of the proximity service is acquired in at least one of following manners:
 receiving the capability information about the second terminal transmitted by the second terminal through first sidelink broadcast signaling; 
 receiving the capability information about the second terminal transmitted by the second terminal through first sidelink unicast signaling; or 
 receiving the capability information about the second terminal transmitted by the second terminal through a defined MAC CE on a sidelink. 
 
     
     
       12. The method according to  claim 11 , wherein before receiving the capability information about the second terminal, the method further comprises:
 transmitting, through second sidelink broadcast signaling, to the second terminal a request message configured to request the capability information about the second terminal; or 
 transmitting, through second sidelink unicast signaling, to the second terminal a request message configured to request the capability information about the second terminal. 
 
     
     
       13. The method according to  claim 11 , wherein the capability information about the second terminal comprises at least one of: whether the second terminal supports quadrature amplitude modulation (64QAM), whether the second terminal supports transmit diversity, whether the second terminal supports PC5 data duplication, whether the second terminal supports PC5 data split, or information about a transmission format supported by the second terminal. 
     
     
       14. A device, comprising:
 at least one processor configured to: 
 acquire information comprising service profile information about a first service from an upper layer of a first terminal associated with the device or an application layer of the first terminal and at least one of: access layer information about the first terminal, transmission parameter information configured for the first terminal by a base station, or capability information about a second terminal of a proximity service, wherein the service profile information is determined according to a service type of the first service and a mapping relation between a service type of a service and service profile information about the service, and wherein the mapping relation comprises at least one piece of service profile information corresponding to each service type, or at least one service type corresponding to each piece of service profile information; and 
 determine a transmission mode according to the information. 
 
     
     
       15. The device according to  claim 14 , wherein the mapping relation is acquired by the upper layer of the first terminal or the application layer of the first terminal in at least one of following manners:
 acquiring through a mode of pre-configuring the mapping relation; 
 acquiring through an Internet of vehicles control function entity; or 
 acquiring through a proximity service control function entity. 
 
     
     
       16. A non-transitory computer readable medium storing instructions, which when executed by at least one processor, cause the at least one processor to:
 acquire information comprising service profile information about a first service from an upper layer of a first terminal or an application layer of the first terminal and at least one of: access layer information about the first terminal, transmission parameter information configured for the first terminal by a base station, or capability information about a second terminal of a proximity service, wherein the service profile information is determined according to a service type of the first service and a mapping relation between a service type of a service and service profile information about the service, and wherein the mapping relation comprises at least one piece of service profile information corresponding to each service type, or at least one service type corresponding to each piece of service profile information; and 
 determine a transmission mode according to the information.